Base | Representation |
---|---|
bin | 101011101110… |
… | …0011001100001 |
3 | 1121010121020102 |
4 | 1113130121201 |
5 | 21332012344 |
6 | 2135152145 |
7 | 365561315 |
oct | 127343141 |
9 | 47117212 |
10 | 22922849 |
11 | 11a37304 |
12 | 7815655 |
13 | 4997921 |
14 | 3089b45 |
15 | 202be4e |
hex | 15dc661 |
22922849 has 2 divisors, whose sum is σ = 22922850. Its totient is φ = 22922848.
The previous prime is 22922843. The next prime is 22922891. The reversal of 22922849 is 94822922.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 14326225 + 8596624 = 3785^2 + 2932^2 .
It is a cyclic number.
It is not a de Polignac number, because 22922849 - 24 = 22922833 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (22922843) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11461424 + 11461425.
It is an arithmetic number, because the mean of its divisors is an integer number (11461425).
Almost surely, 222922849 is an apocalyptic number.
It is an amenable number.
22922849 is a deficient number, since it is larger than the sum of its proper divisors (1).
22922849 is an equidigital number, since it uses as much as digits as its factorization.
22922849 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 41472, while the sum is 38.
The square root of 22922849 is about 4787.7812188946. The cubic root of 22922849 is about 284.0683603541.
The spelling of 22922849 in words is "twenty-two million, nine hundred twenty-two thousand, eight hundred forty-nine".
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